#include "avcodec.h"
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
+#include "audio_frame_queue.h"
+#include "internal.h"
static void amr_decode_fix_avctx(AVCodecContext *avctx)
{
- const int is_amr_wb = 1 + (avctx->codec_id == CODEC_ID_AMR_WB);
+ const int is_amr_wb = 1 + (avctx->codec_id == AV_CODEC_ID_AMR_WB);
if (!avctx->sample_rate)
avctx->sample_rate = 8000 * is_amr_wb;
if (!avctx->channels)
avctx->channels = 1;
- avctx->frame_size = 160 * is_amr_wb;
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
}
int enc_bitrate;
int enc_mode;
int enc_dtx;
+ int enc_last_frame;
+ AudioFrameQueue afq;
} AMRContext;
static const AVOption options[] = {
AVCodec ff_libopencore_amrnb_decoder = {
.name = "libopencore_amrnb",
.type = AVMEDIA_TYPE_AUDIO,
- .id = CODEC_ID_AMR_NB,
+ .id = AV_CODEC_ID_AMR_NB,
.priv_data_size = sizeof(AMRContext),
.init = amr_nb_decode_init,
.close = amr_nb_decode_close,
.decode = amr_nb_decode_frame,
.capabilities = CODEC_CAP_DR1,
- .long_name = NULL_IF_CONFIG_SMALL("OpenCORE Adaptive Multi-Rate (AMR) Narrow-Band"),
+ .long_name = NULL_IF_CONFIG_SMALL("OpenCORE AMR-NB (Adaptive Multi-Rate Narrow-Band)"),
};
static av_cold int amr_nb_encode_init(AVCodecContext *avctx)
}
avctx->frame_size = 160;
+ avctx->delay = 50;
+ ff_af_queue_init(avctx, &s->afq);
+#if FF_API_OLD_ENCODE_AUDIO
avctx->coded_frame = avcodec_alloc_frame();
if (!avctx->coded_frame)
return AVERROR(ENOMEM);
+#endif
s->enc_state = Encoder_Interface_init(s->enc_dtx);
if (!s->enc_state) {
AMRContext *s = avctx->priv_data;
Encoder_Interface_exit(s->enc_state);
+ ff_af_queue_close(&s->afq);
+#if FF_API_OLD_ENCODE_AUDIO
av_freep(&avctx->coded_frame);
+#endif
return 0;
}
-static int amr_nb_encode_frame(AVCodecContext *avctx,
- unsigned char *frame/*out*/,
- int buf_size, void *data/*in*/)
+static int amr_nb_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
+ const AVFrame *frame, int *got_packet_ptr)
{
AMRContext *s = avctx->priv_data;
- int written;
+ int written, ret;
+ int16_t *flush_buf = NULL;
+ const int16_t *samples = frame ? (const int16_t *)frame->data[0] : NULL;
if (s->enc_bitrate != avctx->bit_rate) {
s->enc_mode = get_bitrate_mode(avctx->bit_rate, avctx);
s->enc_bitrate = avctx->bit_rate;
}
- written = Encoder_Interface_Encode(s->enc_state, s->enc_mode, data,
- frame, 0);
+ if ((ret = ff_alloc_packet(avpkt, 32))) {
+ av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n");
+ return ret;
+ }
+
+ if (frame) {
+ if (frame->nb_samples < avctx->frame_size) {
+ flush_buf = av_mallocz(avctx->frame_size * sizeof(*flush_buf));
+ if (!flush_buf)
+ return AVERROR(ENOMEM);
+ memcpy(flush_buf, samples, frame->nb_samples * sizeof(*flush_buf));
+ samples = flush_buf;
+ if (frame->nb_samples < avctx->frame_size - avctx->delay)
+ s->enc_last_frame = -1;
+ }
+ if ((ret = ff_af_queue_add(&s->afq, frame) < 0)) {
+ av_freep(&flush_buf);
+ return ret;
+ }
+ } else {
+ if (s->enc_last_frame < 0)
+ return 0;
+ flush_buf = av_mallocz(avctx->frame_size * sizeof(*flush_buf));
+ if (!flush_buf)
+ return AVERROR(ENOMEM);
+ samples = flush_buf;
+ s->enc_last_frame = -1;
+ }
+
+ written = Encoder_Interface_Encode(s->enc_state, s->enc_mode, samples,
+ avpkt->data, 0);
av_dlog(avctx, "amr_nb_encode_frame encoded %u bytes, bitrate %u, first byte was %#02x\n",
written, s->enc_mode, frame[0]);
- return written;
+ /* Get the next frame pts/duration */
+ ff_af_queue_remove(&s->afq, avctx->frame_size, &avpkt->pts,
+ &avpkt->duration);
+
+ avpkt->size = written;
+ *got_packet_ptr = 1;
+ av_freep(&flush_buf);
+ return 0;
}
AVCodec ff_libopencore_amrnb_encoder = {
.name = "libopencore_amrnb",
.type = AVMEDIA_TYPE_AUDIO,
- .id = CODEC_ID_AMR_NB,
+ .id = AV_CODEC_ID_AMR_NB,
.priv_data_size = sizeof(AMRContext),
.init = amr_nb_encode_init,
- .encode = amr_nb_encode_frame,
+ .encode2 = amr_nb_encode_frame,
.close = amr_nb_encode_close,
- .sample_fmts = (const enum AVSampleFormat[]){AV_SAMPLE_FMT_S16,AV_SAMPLE_FMT_NONE},
- .long_name = NULL_IF_CONFIG_SMALL("OpenCORE Adaptive Multi-Rate (AMR) Narrow-Band"),
- .priv_class = &class,
+ .capabilities = CODEC_CAP_DELAY | CODEC_CAP_SMALL_LAST_FRAME,
+ .sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16,
+ AV_SAMPLE_FMT_NONE },
+ .long_name = NULL_IF_CONFIG_SMALL("OpenCORE AMR-NB (Adaptive Multi-Rate Narrow-Band)"),
+ .priv_class = &class,
};
#endif
AVCodec ff_libopencore_amrwb_decoder = {
.name = "libopencore_amrwb",
.type = AVMEDIA_TYPE_AUDIO,
- .id = CODEC_ID_AMR_WB,
+ .id = AV_CODEC_ID_AMR_WB,
.priv_data_size = sizeof(AMRWBContext),
.init = amr_wb_decode_init,
.close = amr_wb_decode_close,
.decode = amr_wb_decode_frame,
.capabilities = CODEC_CAP_DR1,
- .long_name = NULL_IF_CONFIG_SMALL("OpenCORE Adaptive Multi-Rate (AMR) Wide-Band"),
+ .long_name = NULL_IF_CONFIG_SMALL("OpenCORE AMR-WB (Adaptive Multi-Rate Wide-Band)"),
};
#endif /* CONFIG_LIBOPENCORE_AMRWB */